Donald trump agreeing to sit with the fbi for an interview about the attempt on his life as we learn new details about the shooter. The horror in the uk. The Stabbing Rampage at a Dance Class during a taylor swiftthemed event. Two children killed. Nine injured. And the teen in custody tonight. Plus, day three of the olympic competition here in paris. The u. S. Mens Gymnastics Team pulling off something it hasnt done in 16 years. And with all eyes on the Womens Team ahead of tomorrows final we talked to their biggest fans, their parents. And the american Water Polo Star making a splash in paris with support from her husband, who faces the fight of his life. Announcer this is nbc Nightly News. Reporting tonight from the olympics in paris. Here is lester holt. Good Evening And Welcome from paris. Behind me the arc de triomphe, an enduring symbol of france and this city, which is our headquarters for the next two weeks. We have a lot to report from the olympics coming up, but we want to be